add test for the cmake package

.github/workflows/test_package.yml

@@ -0,0 +1,94 @@
+name: Test CMake package
+
+on:
+  push:
+    branches:
+      - master
+    tags:
+      - v**.**
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  build-test:
+    env:
+        build_profile: clang20d
+        conan_preset: clang-20-debug
+
+    strategy:
+      fail-fast: false
+      matrix:
+        simd: [True, False]
+        include:
+          - simd: True
+            cmake_extra: "-DMATHTER_ENABLE_SIMD:BOOL=ON"
+          - simd: False
+            cmake_extra: "-DMATHTER_ENABLE_SIMD:BOOL=OFF"
+
+    name: SIMD=${{matrix.simd}}
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+    - uses: seanmiddleditch/gha-setup-ninja@v4
+
+    - run: pip install conan
+
+    - name: Install native compilers
+      run: |
+          sudo add-apt-repository ppa:ubuntu-toolchain-r/test
+          sudo apt update
+
+          sudo apt install gcc-13 g++-13
+          sudo update-alternatives --remove-all gcc || true
+          sudo update-alternatives --remove-all g++ || true
+          sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-13 10 --slave /usr/bin/g++ g++ /usr/bin/g++-13
+
+          wget https://apt.llvm.org/llvm.sh
+          chmod +x llvm.sh
+          sudo ./llvm.sh 17 clang
+
+          sudo update-alternatives --remove-all clang || true
+          sudo update-alternatives --remove-all clang++ || true
+          sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-17 10 --slave /usr/bin/clang++ clang++ /usr/bin/clang++-17
+
+    - name: Cache conan packages
+      id: cache-conan
+      uses: actions/cache@v3
+      with:
+        path: ~/.conan2/p
+        key: conan-cache-packages-${{env.build_profile}}
+
+    - name: Create Build Environment
+      run: cmake -E make_directory ${{github.workspace}}/build
+
+    - name: Configure CMake
+      shell: bash
+      env:
+        PR: "${{github.workspace}}/.github/build_profiles/${{env.build_profile}}"
+      run: |
+        cmake -E make_directory "${{github.workspace}}/build"
+        conan install "${{github.workspace}}" --build=missing -pr $PR -pr:b $PR
+        conan cache clean
+        cmake -S "${{github.workspace}}" --preset conan-${{env.conan_preset}} ${{matrix.cmake_extra}} -DMATHTER_BUILD_TESTS:BOOL=OFF -DMATHTER_BUILD_BENCHMARKS:BOOL=OFF -DMATHTER_BUILD_EXAMPLES:BOOL=OFF -DMATHTER_VERSION:STRING=99.0.0
+
+    - name: Build & install
+      run: |
+        cmake --build --preset conan-${{ env.conan_preset }}
+        cmake -E make_directory "${{github.workspace}}/install"
+        cmake --install ${{github.workspace}}/build/${{env.conan_preset}} --prefix "${{github.workspace}}/install"
+
+    - name: Test package
+      shell: bash
+      env:
+        PR: "${{github.workspace}}/.github/build_profiles/${{env.build_profile}}"
+        CMAKE_PREFIX_PATH: "${{github.workspace}}/install"
+      run: |
+        cmake -E make_directory "${{github.workspace}}/test_package/build"
+        conan install "${{github.workspace}}/test_package" --build=missing -pr $PR -pr:b $PR
+        conan cache clean
+        cmake -S "${{github.workspace}}/test_package" --preset conan-${{env.conan_preset}}
+        cmake --build "${{github.workspace}}/test_package/build/${{env.conan_preset}}"
+        ${{github.workspace}}/test_package/build/${{env.conan_preset}}/bin/TestMathterPackage

test_package/CMakeLists.txt

@@ -0,0 +1,15 @@
+cmake_minimum_required(VERSION 3.25)
+
+project(TestMathterPackage)
+
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
+
+add_executable(TestMathterPackage)
+
+target_sources(TestMathterPackage
+	PRIVATE
+		main.cpp
+)
+
+find_package(Mathter 99.0.0)
+target_link_libraries(TestMathterPackage Mathter::Mathter)

test_package/conanfile.txt

@@ -0,0 +1,9 @@
+[requires]
+xsimd/13.0.0
+
+[generators]
+CMakeDeps
+CMakeToolchain
+
+[layout]
+cmake_layout

test_package/main.cpp

@@ -0,0 +1,32 @@
+#include <Mathter/Geometry.hpp>
+#include <Mathter/IoStream.hpp>
+#include <Mathter/Matrix.hpp>
+#include <Mathter/Quaternion.hpp>
+#include <Mathter/Transforms.hpp>
+#include <Mathter/Utility.hpp>
+#include <Mathter/Vector.hpp>
+
+#include <iostream>
+
+using namespace mathter;
+
+
+int main() {
+	const auto u = Vector(1, 2, 3);
+	const auto v = Vector(4, 6, 8);
+	const auto r = u + v;
+	if (r[0] != 5) {
+		std::cout << "Mathter installation failing." << std::endl;
+		return 1;
+	}
+	else {
+		std::cout << "Mathter installation works." << std::endl;
+		std::cout << "Options:" << std::endl;
+#ifdef MATHTER_ENABLE_SIMD
+		std::cout << "  with_xsimd = True" << std::endl;
+#else
+		std::cout << "  with_xsimd = False" << std::endl;
+#endif
+		return 0;
+	}
+}